Compilare: main.cpp: In function 'void citire()': main.cpp:3:21: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] #define inf 1 << 30 -1 ~~~^~ main.cpp:23:34: note: in expansion of macro 'inf' if(i != j ) G[i][j] = inf; ^~~ main.cpp: In function 'void Parcurgere(int)': main.cpp:3:21: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] #define inf 1 << 30 -1 ~~~^~ main.cpp:51:20: note: in expansion of macro 'inf' int cost_min = inf ; ^~~ main.cpp:56:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0 ; i < Oras_Pr.size();i++) ~~^~~~~~~~~~~~~~~~